4.2 oz., polyester/combed ringspun cotton/rayon, 30 singles; Solid white, tri black, tri cranberry, tri light asphalt, tri midnight, tri navy, tri plum, tri royal blue, tri steel blue are 50% polyester, 25% cotton, 25% rayon; Tri athletic grey, tri burgundy, tri charcoal, tri denim, tri dark grey, tri maroon are 50% polyester, 38% cotton,12% rayon; Taped shoudler-to-shoulder; Double-needle sleeves and bottom hem; Made in the USA